Seventy percent of the land in Baja California is under environmental protection. Among the largest areas are Parque Constitución (Laguna Hanson), Sierra de San Pedro Mártir, the Biosphere Preserve of the Vizcaíno Desert, Valle de los Cirios, the islands in the Sea of Cortez, and the Colorado River Delta.

Many xerophytic plants serve to retain soil and prevent erosion. Knowing about these plants and being able to use them are very important for those whose houses are built on slopes and hillsides. In this way, erosion and mudslides can be prevented ecologically.

Tijuana’s elementary-school teachers get to receive training in such environmentalist subjects by members of Eco-Sol, a local nonprofit organization. According to José Luis Morales, the NPO’s president, the teachers’ involvement is essential in order to develop their students’ awareness at an early age and to ensure that future generations act more kindly toward the environment. “Our educational system has taken a bold step by arranging to have environmentalist groups prepare its teachers in this curriculum.”